DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerFront seat
DRIVER SIDE
DRIVER SIDE : Exploded View
Driver Seat - Without Climate Controlled Seats
Headrest
Headrest holder (free)
Headrest holder (locked)
Seatback board
Seatback board clip
Seat cushion inner finisher inside (RH)
Recline mechanism inner cover
Seat cushion outer finis ...
Both side headlamps (LO) are not turned on
Description
The headlamps (both sides) do not turn ON in any lighting switch setting.
Diagnosis Procedure
1.CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH)
Check the combination switch (lighting and turn signal switch).
2.CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT
CONSULT DATA MONITOR ...
Vertical synchronizing (VP) signal circuit
Description
In composite image (AUX image, camera image), transmit the vertical
synchronizing (VP) signal and horizontal
synchronizing (HP) signal from display unit to AV control unit so as to
synchronize the RGB images displayed
with AV control unit, such as the image quality adjusting men ...